The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Every year, Alaska has about 5,000 earthquakes.
31
Check your map! Virginia extends farther west than West Virginia.
67
It's still possible to see the division between East and West Germany due to different light bulbs.
5
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
The state of Florida is bigger than England!
74
